Expedition 2WD V8-281 4.6L VIN W EFI (1997)
Valve Seat: Specifications
DIMENSIONS
Valve Seat Angle .......................................................................................................................................................................................................... 45°
Valve Seat Runout (T.I.R.) ............................................................................................................................................... 0.025 mm (0.00038 inch, max)
Valve Seat Width:
Intake ........................................................................................................................................................................... 1.9-2.1 mm (0.074-0.082 inch)
Exhaust ........................................................................................................................................................................ 1.9-2.1 mm (0.074-0.082 inch)